Statement Of Changes In Equity [Abstract]
| Concept |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||
| Statement of changes in equity [line items] | ||||||||||||
| Increase (decrease) through transactions with owners, equity |
–
GBP
|
113,500,000
GBP
|
–
GBP
|
356,800,000
GBP
|
3 4 4 . 2
GBP
|
126,100,000
GBP
|
–
GBP
|
112,000,000
GBP
|
–
GBP
|
63,700,000
GBP
|
160,600,000
GBP
|
15,100,000
GBP
|
| Share issue related cost |
–
GBP
|
–
GBP
|
–
GBP
|
200,000
GBP
|
200,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
4,700,000
GBP
|
4,700,000
GBP
|
–
GBP
|